DeatschWerks DW400 Fuel Pump Module & Return Kit — Fits 06-11 Honda Civic Si

SKU: DWK9-401-608-7041
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About DeatschWerks DeatschWerks builds the high-flow fuel pumps and injectors ...Read More

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Sale price$1,179.00
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About DeatschWerks

DeatschWerks builds the high-flow fuel pumps and injectors that feed modern boosted builds — from 750cc to 2200cc injectors and 415 lph to 750 lph pumps. The choice of EcoBoost Mustang, MK7 Golf R, EVO X, and forced-induction Honda builds.

Watch in action

Engineered Performance for Civic Si (K20)

Take your 2006-2011 Honda Civic Si to the next level with the DeatschWerks DW400 Fuel Pump Module and Return Kit. Designed specifically for the K20 platform, this kit addresses the limitations of the factory fuel delivery system, providing the high-volume flow necessary for forced induction or high-performance naturally aspirated setups.

Key Advantages

  • High-Flow DW400 Pump: Capable of supporting significant horsepower gains.
  • Return-Style Plumbing: Includes PTFE lines for superior flow and fuel compatibility.
  • Direct Fitment: Designed to integrate seamlessly into the factory fuel tank.
  • Reliability: Engineered to maintain consistent pressure under heavy load.

DeatschWerks is a leader in fuel system technology, and this module kit is a testament to their commitment to performance. By converting to a return-style system, you gain better control over fuel pressure, which is critical for precise tuning and engine safety. The included PTFE lines are designed to handle the harsh conditions of modern fuel, ensuring long-lasting performance without degradation. Whether you are hitting the drag strip or the road course, this fuel system upgrade provides the confidence that your engine is receiving the fuel it needs to perform at its peak. Find your performance fuel solutions for the Honda Civic Si at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2011 Honda Civic Si

Product Details

Product Description
Part Numbers
Sizing & Fit

About DeatschWerks

DeatschWerks builds the high-flow fuel pumps and injectors that feed modern boosted builds — from 750cc to 2200cc injectors and 415 lph to 750 lph pumps. The choice of EcoBoost Mustang, MK7 Golf R, EVO X, and forced-induction Honda builds.

Watch in action

Engineered Performance for Civic Si (K20)

Take your 2006-2011 Honda Civic Si to the next level with the DeatschWerks DW400 Fuel Pump Module and Return Kit. Designed specifically for the K20 platform, this kit addresses the limitations of the factory fuel delivery system, providing the high-volume flow necessary for forced induction or high-performance naturally aspirated setups.

Key Advantages

  • High-Flow DW400 Pump: Capable of supporting significant horsepower gains.
  • Return-Style Plumbing: Includes PTFE lines for superior flow and fuel compatibility.
  • Direct Fitment: Designed to integrate seamlessly into the factory fuel tank.
  • Reliability: Engineered to maintain consistent pressure under heavy load.

DeatschWerks is a leader in fuel system technology, and this module kit is a testament to their commitment to performance. By converting to a return-style system, you gain better control over fuel pressure, which is critical for precise tuning and engine safety. The included PTFE lines are designed to handle the harsh conditions of modern fuel, ensuring long-lasting performance without degradation. Whether you are hitting the drag strip or the road course, this fuel system upgrade provides the confidence that your engine is receiving the fuel it needs to perform at its peak. Find your performance fuel solutions for the Honda Civic Si at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2011 Honda Civic Si

Product Details

Product Description

About DeatschWerks

DeatschWerks builds the high-flow fuel pumps and injectors that feed modern boosted builds — from 750cc to 2200cc injectors and 415 lph to 750 lph pumps. The choice of EcoBoost Mustang, MK7 Golf R, EVO X, and forced-induction Honda builds.

Watch in action

Engineered Performance for Civic Si (K20)

Take your 2006-2011 Honda Civic Si to the next level with the DeatschWerks DW400 Fuel Pump Module and Return Kit. Designed specifically for the K20 platform, this kit addresses the limitations of the factory fuel delivery system, providing the high-volume flow necessary for forced induction or high-performance naturally aspirated setups.

Key Advantages

  • High-Flow DW400 Pump: Capable of supporting significant horsepower gains.
  • Return-Style Plumbing: Includes PTFE lines for superior flow and fuel compatibility.
  • Direct Fitment: Designed to integrate seamlessly into the factory fuel tank.
  • Reliability: Engineered to maintain consistent pressure under heavy load.

DeatschWerks is a leader in fuel system technology, and this module kit is a testament to their commitment to performance. By converting to a return-style system, you gain better control over fuel pressure, which is critical for precise tuning and engine safety. The included PTFE lines are designed to handle the harsh conditions of modern fuel, ensuring long-lasting performance without degradation. Whether you are hitting the drag strip or the road course, this fuel system upgrade provides the confidence that your engine is receiving the fuel it needs to perform at its peak. Find your performance fuel solutions for the Honda Civic Si at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2011 Honda Civic Si

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